Add support for GNU Hurd and kFreeBSD.
Add support for GNU Hurd and kFreeBSD.

liebharc/clFFT,liebharc/clFFT,kknox/clFFT,clMathLibraries/clFFT,liebharc/clFFT,clMathLibraries/clFFT,kknox/clFFT,clMathLibraries/clFFT,liebharc/clFFT,kknox/clFFT